28478G-18 Mindspeed Technologies, 28478G-18 Datasheet - Page 77

• Manufacturer Part Number: 28478G-18
• Description: Multichannel Synchronous Communications Controller 208-Pin BGA
• Manufacturer: Mindspeed Technologies

Specifications of 28478G-18

• Package: 208BGA
• Maximum Data Rate: 32768 Kbps
• Transmission Media Type: Wire
• Power Supply Type: Analog
• Typical Supply Current: 250 mA
• Typical Operating Supply Voltage: 3.3 V
• Minimum Operating Supply Voltage: 3 V
• Maximum Operating Supply Voltage: 3.6 V

4.6
MUSYCC contains up to eight serial ports with each port associated to a channel group processor that supports up
to 32 logical bidirectional channels.
To manage more than 32 logical channels on a single port, the port configuration options provided in the
PORTMAP bit field (as described in
signal on one port to multiple channel groups.
Figure 4-5.
28478-DSH-002-E
Serial Port Mapping Options
Serial Port Mapping
8478_017
Preliminary Information / Mindspeed Proprietary and Confidential
PORTMAP = 0
PORTMAP = 1
PORTMAP = 2
Table 5-6, Global Configuration
Mindspeed Technologies
Channel Group Processor 0
Channel Group Processor 1
Channel Group Processor 2
Channel Group Processor 3
Channel Group Processor 4
Channel Group Processor 5
Channel Group Processor 6
Channel Group Processor 7
Channel Group Processor 0
Channel Group Processor 1
Channel Group Processor 2
Channel Group Processor 3
Channel Group Processor 4
Channel Group Processor 5
Channel Group Processor 6
Channel Group Processor 7
Channel Group Processor 0
Channel Group Processor 1
Channel Group Processor 2
Channel Group Processor 3
Channel Group Processor 4
Channel Group Processor 5
Channel Group Processor 6
Channel Group Processor 7
Figure 4-5
illustrates the serial port mapping options.
®
Descriptor) can be programmed to route the
Serial Port 0
Serial Port 1
Serial Port 2
Serial Port 3
Serial Port 4
Serial Port 5
Serial Port 6
Serial Port 7
Serial Port 0
Serial Port 1
Serial Port 2
Serial Port 3
Serial Port 0
Serial Port 1
Serial Interface
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